Tag Archives: HiRISE

HiRISE: Dunes in western Medusae Fossae

Dunes in western Medusae Fossae. These dark dunes in the western Medusae Fossae Formation provide some evidence of being derived locally, probably coming from the north and because of the wind. Beautiful Mars series.

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HiRISE: Landforms in Terra Cimmeria

Landforms in Terra Cimmeria. Terra Cimmeria is one part of the heavily cratered, Southern highland region of Mars. Beautiful Mars series.

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HiRISE: Meridiani crater’s fractured floor

It’s not only hearts that can break. This image shows the fractured floor of a large, ancient impact crater, located in Meridiani Planum, in the Northern hemisphere of Mars. Beautiful Mars series.

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HiRISE: Dunes flowing…

Dunes flowing like martian wine. There are also some nice ridges and light-toned deposits here in Orson Welles Crater. Beautiful Mars series.

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HiRISE: Troughs with axial ridges in Acidalia Planitia

Troughs with axial ridges in Acidalia Planitia. There are large, hundreds of meters in length, troughs in Acidalia Planitia, with high axial ridges down the center. While they appear fairly bland in Mars Orbital Camera images, we can see better … Continue reading

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HiRISE: Dare to climb

Dare to climb.  These steep slopes in East Coprates Chasma are a rappeller’s delight. Beautiful Mars series.

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HiRISE: Gullies of Matara Crater

Gullies on Martian sand dunes, like these in Matara Crater, have been very active, with many flows in the last ten years. The flows typically occur when seasonal frost is present. Here, we see frost in and around two gullies, … Continue reading

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HiRISE: Crater watchin’ in northeast Syrtis Major

Crater watchin’ in northeast Syrtis Major region. The dunes within the crater are fascinating for their cell shapes, caused by the wind. Beautiful Mars series.

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HiRISE: Formations in context (Or, what is it?)

Some HiRISE images show strange-looking formations. Sometimes it helps to look at Context Camera images to understand the circumstances of a scene—like this cutout from CTX 033783_1509—which here shows an impact crater with a central peak, and a collapse depression … Continue reading

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HiRISE: Strata always have a story

Strata always have a story. This area is located within the massive Valles Marineris canyon system, and was suggested to monitor for recurring slope lineae on a slope to the south, but we thought the gorgeous bedrock deserved to be … Continue reading

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